ProtoRPC.h

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/*
 *
 * Copyright 2015 gRPC authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
 
#import <Foundation/Foundation.h>
 
// import legacy header for compatibility with users using the ProtoRPC interface
#import "ProtoRPCLegacy.h"
 
#import "ProtoMethod.h"
 
NS_ASSUME_NONNULL_BEGIN
 
@class GRPCRequestOptions;
@class GRPCCallOptions;
@class GPBMessage;
 
@protocol GRPCProtoResponseHandler<NSObject>
 
@required
 
@property(atomic, readonly) dispatch_queue_t dispatchQueue;
 
@optional
 
- (void)didReceiveInitialMetadata:(nullable NSDictionary *)initialMetadata;
 
- (void)didReceiveProtoMessage:(nullable GPBMessage *)message;
 
- (void)didCloseWithTrailingMetadata:(nullable NSDictionary *)trailingMetadata
                               error:(nullable NSError *)error;
 
- (void)didWriteMessage;
 
@end
 
@interface GRPCUnaryResponseHandler : NSObject<GRPCProtoResponseHandler>
 
- (nullable instancetype)initWithResponseHandler:(void (^)(GPBMessage *, NSError *))handler
                           responseDispatchQueue:(nullable dispatch_queue_t)dispatchQueue;
 
@property(readonly, nullable) NSDictionary *responseHeaders;
 
@property(readonly, nullable) NSDictionary *responseTrailers;
 
@end
 
@interface GRPCUnaryProtoCall : NSObject
 
- (instancetype)init NS_UNAVAILABLE;
 
+ (instancetype) new NS_UNAVAILABLE;
 
- (nullable instancetype)initWithRequestOptions:(GRPCRequestOptions *)requestOptions
                                        message:(GPBMessage *)message
                                responseHandler:(id<GRPCProtoResponseHandler>)handler
                                    callOptions:(nullable GRPCCallOptions *)callOptions
                                  responseClass:(Class)responseClass NS_DESIGNATED_INITIALIZER;
 
- (void)start;
 
- (void)cancel;
 
@end
 
@interface GRPCStreamingProtoCall : NSObject
 
- (instancetype)init NS_UNAVAILABLE;
 
+ (instancetype) new NS_UNAVAILABLE;
 
- (nullable instancetype)initWithRequestOptions:(GRPCRequestOptions *)requestOptions
                                responseHandler:(id<GRPCProtoResponseHandler>)handler
                                    callOptions:(nullable GRPCCallOptions *)callOptions
                                  responseClass:(Class)responseClass NS_DESIGNATED_INITIALIZER;
 
- (void)start;
 
- (void)cancel;
 
- (void)writeMessage:(GPBMessage *)message;
 
- (void)finish;
 
- (void)receiveNextMessage;
 
- (void)receiveNextMessages:(NSUInteger)numberOfMessages;
 
@end
 
NS_ASSUME_NONNULL_END